PPRL Presqu’île Guérandaise — Saint-Nazaire: Reference ratings for the Xynthia event + 60 cm (event due 2100), in Loire-Atlantique

The data for this layer correspond to the water reference ratings, in m NGF/IGN 69, by sector, for the 2100 (Xynthia + 60 cm) event. This rating is to be considered for the application of the regulations of the Coastal Risk Prevention Plan (LPP). These data form an annex to the regulations of the PPRL Presqu’île Guérandaise — Saint-Nazaire en Loire-Atlantique.